Number | Date | Country | Kind |
---|---|---|---|
3425328 | Jul 1984 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3679419 | Gillich | Jul 1972 | |
3867147 | Teuscher | Feb 1975 | |
4171974 | Golda et al. | Oct 1979 | |
4289838 | Rowe et al. | Sep 1981 |
Number | Date | Country |
---|---|---|
1153236 | Dec 1980 | CAX |
0104863 | Apr 1984 | EPX |
57-196230 | Dec 1982 | JPX |
2044788 | May 1983 | GBX |
Entry |
---|
Corcoran, C. et al., Research Disclosure, #16767, p. 15, 3/1978. |